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Ex.1.2 Q2 Number System Solution - NCERT Maths Class 9

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Question

Are the square roots of all positive integers irrational? If not, give an example of the square root of a number that is a rational number.

 

 Video Solution
Number Systems
Ex 1.2 | Question 2

Text Solution

Steps:

The square roots of positive integers are not irrationals.

Example: \(\begin{align}\,\sqrt 4 = 2\end{align}\) and \(2\) in a rational number \(\begin{align} \left(\because 2=\frac{2}{1}\right) \end{align}\)

 Video Solution
Number Systems
Ex 1.2 | Question 2
  
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